How to use stat command in Linux…

stat command used to check status of  file and directory to check that when it got created, accessed, modified and its inodes number etc. we can get complete information of a file or directory with this command.

The example of this command is given bellow.

~]#stat anaconda-ks.cfg

  File: `anaconda-ks.cfg'

  Size: 1746       Blocks: 8          IO Block: 4096   regular file

Device: 802h/2050d Inode: 2097161     Links: 1

Access: (0600/-rw-------)  Uid: (    0/    root)   Gid: (    0/    root)

Access: 2012-10-08 14:59:57.731037711 +0530

Modify: 2012-10-05 14:52:31.366189336 +0530

Change: 2012-10-05 14:52:35.482189599 +0530

Using ping command with different-different ways in linux...

Ping stands for Packet Internet Groper. This is a command which used to check connectivity between two different hosts or in two different network devices like router and pc. We can use this command in many ways. That all ways are given bellow.

This command shows reply continuously with IP address after every 1 second interval.

~]#ping 192.168.1.1      

This command  shows reply continuously with IP address after every half second interval.

~]#ping 192.168.1.1 -i 0.5  

This command shows reply five times continuously with IP address after every half second.

~]#ping 192.168.1.1 -i 0.5 -c 5